| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 19.771 | 19/6:15.649 |
| 2 | 2 | 19.568 | 19/6:13.721 |
| 3 | 2 | 19.466 | 19/6:12.432 |
| 4 | 2 | 19.610 | 19/6:12.471 |
| 5 | 2 | 19.382 | 19/6:11.629 |
| 6 | 2 | 19.330 | 19/6:10.902 |
| 7 | 2 | 20.131 | 19/6:12.557 |
| 8 | 2 | 19.957 | 19/6:13.386 |
| 9 | 2 | 19.667 | 19/6:13.418 |
| 10 | 2 | 20.768 | 19/6:15.535 |
| 11 | 2 | 20.409 | 19/6:16.647 |
| 12 | 2 | 19.690 | 19/6:16.436 |
| 13 | 2 | 19.348 | 19/6:15.757 |
| 14 | 2 | 20.055 | 19/6:16.135 |
| 15 | 2 | 20.507 | 19/6:17.035 |
| 16 | 2 | 20.055 | 19/6:17.285 |
| 17 | 2 | 19.539 | 19/6:16.930 |
| 18 | 2 | 20.507 | 19/6:17.636 |
| 19 | 2 | 21.228 | 19/6:18.988 |